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Advances, Systems and Applications

Table 10 Trials, experiments, and resulting values for job processing time output objective

From: Performance analysis model for big data applications in cloud computing

Trial

Experiment

Time of system up

Map tasks capacity

Reduce tasks capacity

Network Rx bytes

Network Tx bytes

CPU utilization

…a

Job processing time

1

1

−0.44091

−0.08601

−0.03342

−0.04170

−0.08030

−0.00762

…a

−0.183902878

1

2

−0.34488

−0.07100

−0.03342

−0.02022

−0.18002

0.16864

…a

−0.170883497

1

3

−0.49721

−0.08601

0.79990

0.01329

0.02184

−0.03221

…a

−0.171468597

1

4

−0.39277

0.01307

−0.03342

0.02418

0.08115

−0.02227

…a

−0.13252447

…b

…b

…b

…b

…b

…b

…b

…b

…b

…b

2

1

−0.03195

−0.08601

−0.03342

−0.06311

−0.09345

−0.17198

…a

0.015597229

2

2

−0.01590

−0.19624

−0.03342

−0.06880

−0.01529

0.06993

…a

0.730455521

2

3

−0.11551

−0.07701

0.79990

0.05635

0.09014

−0.02999

…a

−0.269538778

2

4

−0.04868

0.80375

−0.20009

0.00585

0.01980

−0.07713

…a

−0.13252447

…c

…c

…c

…c

…c

…c

…c

…c

…c

… c

3

1

−0.06458

−0.08601

−0.03342

−0.06053

−0.08483

−0.14726

…a

0.015597229

3

2

−0.04868

−0.19624

−0.03342

−0.07017

−0.01789

0.07074

…a

0.730455521

3

3

−0.29027

−0.07100

0.79990

0.049182

0.06387

−0.07363

…a

−0.264375632

3

4

−0.06473

0.91398

−0.03342

0.00892

0.02461

−0.05465

…a

−0.13252447

…d

…d

…d

…d

…d

…d

…d

…d

…d

…d

  1. aCorresponding values for HD bytes read and Memory utilization.
  2. bCorresponding values for the set of experiments 5 to 12 of trial 1.
  3. cCorresponding values for the set of experiments 5 to 12 of trial 2.
  4. dCorresponding values for the set of experiments 5 to 12 of trial 3.